A Simple Twitter Client Application that is integrated with Fabric Twitter SDK, implementing MVVM Model and using a lot of Great Libraries.
Yet another Twitter unofficial client for Android 4.X and Lollipop.
100% open source version of the popular Talon for Twitter app on Android.
Twimight is a Twitter app for Android phones. It's free, ad-free, and open source. It's equipped with the disaster mode to help you communicate when you are in trouble.
Twidere is a powerful twitter client for Android 1.6+, which gives you a full Holo experience and nearly full Twitter's feature.